<template>
  <div id="app">
    <router-view />
    <Backtop/>
  </div>
</template>

<script>
import Backtop from './components/Backtop'
export default {
  components: {
    Backtop
  }
}
</script>

<style>
*{
  padding: 0px;
  margin: 0px;
}
html,body{
  width: 100%px;
  height: 100%;
}
</style>
